$400. 1/3 of 1,500 is 1000. 2/5 of 1,000 is 400. Just remember that "Of" means "Times," so multiply 1,500 by 1/3, then multiply 1,000 by 2/5.
FV =1500*(1 - (1/3))*(1 - (2/5))
= 1500(1 - 0.3333)(1 - 0.40)
= 1500(0.66667)(0.60)
= $600
enough to buy a math book?
1500--->1000--->600
invested$1,500in the stock market on January 1.She lost1/3of it by the end of January and2/5of the remaining amount by the end of February.How much did she have left?
